package com.itheima.health.controller;

import com.itheima.health.common.MessageConst;
import com.itheima.health.entity.Result;
import com.itheima.health.pojo.OrderSetting;
import com.itheima.health.service.OrdersettingService;
import com.itheima.health.util.POIUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("/ordersetting")
@Slf4j
public class OrdersettingController {

    @Autowired
    private OrdersettingService orderSettingService;

    /**
     * 根据日期查询预约设置数据(获取指定日期所在月份的预约设置数据)
     * @param year
     * @param month
     * @return
     */
    @GetMapping("getOrderSettingByMonth")
    public Result getOrderSettingByMonth(String year, String month){ // 参数格式为：2019-03
        log.info("[接受到的日期]:{}",year+"-"+month);
        try{//返回的是一个list集合
            String date= year+"-"+month;
            List<Map> list = orderSettingService.getOrderSettingByMonth(date);
            //获取预约设置数据成功
            return new Result(true,MessageConst.GET_ORDERSETTING_SUCCESS,list);
        }catch (Exception e){
            e.printStackTrace();
            //获取预约设置数据失败
            return new Result(false,MessageConst.GET_ORDERSETTING_FAIL);
        }

    }

    /**
     * Excel文件上传，并解析文件内容保存到数据库
     * @param excelFile
     * @return
     */
    @PostMapping("/upload")
    public Result upload(@RequestParam("excelFile") MultipartFile excelFile){
        log.info("从前端接受到的信息:{}excelFile",excelFile);
        try {
            //读取Excel文件数据
            List<String[]> list = POIUtils.readExcel(excelFile);
            if(list != null && list.size() > 0){
                List<OrderSetting> orderSettingList = new ArrayList<>();
                for (String[] strings : list) {
                    OrderSetting orderSetting=new OrderSetting(new Date(strings[0]), Integer.parseInt(strings[1]));
                    orderSettingList.add(orderSetting);
                }
                orderSettingService.excelFileadd(orderSettingList);
            }
        } catch (IOException e) {
            e.printStackTrace();
            //解析失败
            return new Result(false, MessageConst.IMPORT_ORDERSETTING_FAIL);
        }
        return new Result(true,MessageConst.IMPORT_ORDERSETTING_SUCCESS);
    }


    /**
     * 根据指定日期修改可预约人数
     * @param orderSetting
     * @return
     */
    @PostMapping("editNumberByDate")
    public Result editNumberByDate(@RequestBody OrderSetting orderSetting) {
        log.info("从前端获得的信息:{}",orderSetting);
        try {
            orderSettingService.editNumberByDate(orderSetting);
            //预约设置成功
            return new Result(true, MessageConst.ORDERSETTING_SUCCESS);
        } catch (Exception e) {
            e.printStackTrace();
            //预约设置失败
            return new Result(false, MessageConst.ORDERSETTING_FAIL);
        }
    }
}
